Where can you buy Alum in the UK?

Alum can be purchased from various places in the UK, including:

- Pharmacies: Many pharmacies stock alum, typically in the form of a powder or a block.

- Supermarkets: Some larger supermarkets may carry alum in their baking or household cleaning sections.

- Health food stores: Alum is often sold in health food stores as a natural deodorant or astringent.

- Online retailers: Several online retailers in the UK sell alum, offering a wide variety of brands and formats.

When purchasing alum, it is essential to ensure that it is food-grade or pharmaceutical-grade to ensure its safety for use.